If pure hydrogen and pure oxygen are both very flammable, why is water not?

Question

If pure hydrogen and pure oxygen are both very flammable, why is water not?

In: 1

Answer 1

Because water is literally the product of those two burning together. Like ash (and CO2) results from burning wood with air, just different (and more wet). The result of a fire has lost most if not all of the energy it could spend.